package reflect.test;

import java.lang.reflect.Constructor;

public class AccessPersonConstructors {
    public static void main(String[] args) {
        Object obj;
        try{
            Class clz=Class.forName("reflect.entity.Person");
            Constructor c1=clz.getDeclaredConstructor();
            obj=c1.newInstance();
            System.out.println(obj);

            Constructor c2=clz.getDeclaredConstructor(String.class);
            c2.setAccessible(true);
            obj=c2.newInstance("New Person");
            System.out.println(obj);

            Constructor c3=clz.getDeclaredConstructor(String.class,String.class,String.class);
            c3.setAccessible(true);
            obj=c3.newInstance("New Person","beijing","Hello!");
            System.out.println(obj);
        }catch (Exception e){
            e.printStackTrace();
        }
    }
}
